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From Jonathan Ellis <jbel...@gmail.com>
Subject Re: EOFException in get_slice_super_by_names
Date Fri, 31 Jul 2009 22:54:59 GMT
Unless he started using 0.3 before the rc series though, that's
unlikely to be the problem.

On Fri, Jul 31, 2009 at 5:49 PM, Arin Sarkissian<arin@rspot.net> wrote:
> I think we ran into this a few days ago.
> If I'm not mistaken it had to do with us using an old on disk DB
> against new code. (maybe some serialization changed or something)
>
> Trashing the DB and starting over worked fine.
>
> Arin
>
> On Fri, Jul 31, 2009 at 2:32 PM, Jonathan Ellis<jbellis@gmail.com> wrote:
>> If you can give us a script that reproduces the problem with a clean
>> database, we can debug it.
>>
>> Otherwise you can try trunk, which is still undergoing a little flux,
>> but is starting to stabilize for an 0.4 release.
>>
>> -Jonathan
>>
>> On Fri, Jul 31, 2009 at 4:18 PM, Mark McBride<mark.mcbride@gmail.com> wrote:
>>> Has anybody run across an EOFException in get_slice_super_by_names?
>>> i'm running 0.3.0-rc3, OSX, nothing nonstandard that I know of...  It
>>> happens on multiple rows.  Removing the super column and reinserting
>>> data seems to resolve the issue, but it's not great to have the
>>> exceptions occur in the first place.
>>>
>>> ERROR [pool-1-thread-31] 2009-07-31 13:58:11,477 Cassandra.java (line
>>> 1069) Internal error processing get_slice_super_by_names
>>> java.lang.RuntimeException: java.io.EOFException
>>>        at org.apache.cassandra.service.CassandraServer.readColumnFamily(CassandraServer.java:116)
>>>        at org.apache.cassandra.service.CassandraServer.get_slice_super_by_names(CassandraServer.java:353)
>>>        at org.apache.cassandra.service.Cassandra$Processor$get_slice_super_by_names.process(Cassandra.java:1065)
>>>        at org.apache.cassandra.service.Cassandra$Processor.process(Cassandra.java:786)
>>>        at org.apache.thrift.server.TThreadPoolServer$WorkerProcess.run(TThreadPoolServer.java:252)
>>>        at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
>>>        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
>>>        at java.lang.Thread.run(Thread.java:637)
>>> Caused by: java.io.EOFException
>>>        at java.io.DataInputStream.readFully(DataInputStream.java:180)
>>>        at java.io.DataInputStream.readLong(DataInputStream.java:399)
>>>        at org.apache.cassandra.db.ColumnSerializer.defreeze(Column.java:229)
>>>        at org.apache.cassandra.db.ColumnSerializer.deserialize(Column.java:240)
>>>        at org.apache.cassandra.db.SuperColumnSerializer.fillSuperColumn(SuperColumn.java:373)
>>>        at org.apache.cassandra.db.SuperColumnSerializer.deserialize(SuperColumn.java:387)
>>>        at org.apache.cassandra.db.SuperColumnSerializer.deserialize(SuperColumn.java:314)
>>>        at org.apache.cassandra.db.ColumnFamily$ColumnFamilySerializer.deserialize(ColumnFamily.java:535)
>>>        at org.apache.cassandra.db.ColumnFamily$ColumnFamilySerializer.deserialize(ColumnFamily.java:558)
>>>        at org.apache.cassandra.db.ColumnFamily$ColumnFamilySerializer.deserialize(ColumnFamily.java:455)
>>>        at org.apache.cassandra.db.ColumnFamilyStore.fetchColumnFamily(ColumnFamilyStore.java:575)
>>>        at org.apache.cassandra.db.ColumnFamilyStore.getColumnFamilyFromDisk(ColumnFamilyStore.java:549)
>>>        at org.apache.cassandra.db.ColumnFamilyStore.getColumnFamilies(ColumnFamilyStore.java:517)
>>>        at org.apache.cassandra.db.ColumnFamilyStore.getColumnFamily(ColumnFamilyStore.java:484)
>>>        at org.apache.cassandra.db.Table.getRow(Table.java:731)
>>>        at org.apache.cassandra.db.SliceByNamesReadCommand.getRow(SliceByNamesReadCommand.java:58)
>>>        at org.apache.cassandra.service.StorageProxy.weakReadLocal(StorageProxy.java:579)
>>>        at org.apache.cassandra.service.StorageProxy.readProtocol(StorageProxy.java:282)
>>>        at org.apache.cassandra.service.CassandraServer.readColumnFamily(CassandraServer.java:112)
>>>        ... 7 more
>>>
>>
>

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